Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 251 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 200.00 or Already Subscribed?

Question number: 1

Question

In a city, the total income of all people with salary below Rs. 5000 per annum is less than the total income of all people with salary above Rs. 15000 per annum. If the salaries of people in the first group increases by 10 % and the salaries of people in the second group decreases by 10 % then the average income of all people – (Model Paper)